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Steroids|May 1, 1985
Stereoselective hydrolysis of 16 alpha-halo-17-keto steroids and long-range substitution effects on the hydrolysis of 16 alpha-bromo-17-ketones and 2 alpha-bromo-3-ketonesM Numazawa, M Ogata, K Abiko, et al.Steroids|April 1, 1987
Synthesis of 16 alpha,19-dihydroxy-4-androstene-3,17-dione and 3 beta,16 alpha,19-trihydroxy-5-androsten-17-one and their 17 beta-hydroxy-16-keto isomersM Numazawa, A Mutsumi, M Ogata, et al.Journal of Medicinal Chemistry|March 1, 1996
Time-dependent inactivation of aromatase by 6-alkylandrosta-1,4-diene-3,17-diones. Effects of length and configuration of 6-alkyl groupM Numazawa, M Oshibe, S Yamaguchi, et al.Analytical Biochemistry|September 1, 1985
Determination of estradiol 2- and 16 alpha-hydroxylase activities in rat liver microsomes using high-performance liquid chromatographyM Numazawa, S Satoh, Y Ogura, et al.The Journal of Steroid Biochemistry and Molecular Biology|March 8, 2000
19-oxygenations of 3-deoxy androgens, potent competitive inhibitors of estrogen biosynthesis, with human placental aromataseM Numazawa, M Nagaoka, M Morio, et al.Biological & Pharmaceutical Bulletin|April 1, 1995
Biochemical studies of estr-4-ene-3,6,17-trione and 5 alpha-androstan-17-ones with or without a carbonyl function at C-3 and/or C-6 as aromatase inhibitorsM Numazawa, A Mutsumi, M Tachibana, et al.Chemical & Pharmaceutical Bulletin|June 1, 1989
Radioimmunoassay of 2-hydroxyesterone using antisera raised against antigenic complexes obtained by convenient methodsM Numazawa, K Kimura, M Nagaoka, et al.Chemical & Pharmaceutical Bulletin|July 1, 1992
A radiometric assay method for aromatase activity using [1 beta-3H]16 alpha-hydroxyandrostenedioneM Numazawa, A Mutsumi, M Nakakoshi, et al.Biochemical and Biophysical Research Communications|May 15, 1989
19-Hydroxy-4-androsten-17-one: potential competitive inhibitor of estrogen biosynthesisM Numazawa, A Mutsumi, K Hoshi, et al.Steroids|January 1, 1993
A time-dependent inactivation of aromatase by 19-substituted androst-4-ene-3,6,17-trionesM Numazawa, A Mutsumi, N Asano, et al.Pageof 8